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Contents1. Precautions ..............................................................................................................................................31-1 Precautions for the Service ..........................................................................................................................................31-2 Precautions related to static electricity and PL...................................................................................................31-3 Precautions for the Safety ............................................................................................................................................41-4 Precautions for handling a system containing refrigerants .........................................................................51-5 Precautions for the brazing .........................................................................................................................................51-6 Precautions for charging refrigerants .....................................................................................................................52. General Overview ................................................................................................................................62-1 Features of the System ..................................................................................................................................................62-1-1 Key features of the EHS(TDM PLUS) ..............................................................................................................72-1-2 Changes in comparison to basic model .....................................................................................................82-1-3 Structure of product..........................................................................................................................................102-2 Model names of Indoor/Outdoor Unit ...............................................................................................................112-2-1 Indoor Unit ............................................................................................................................................................112-3 Combination and Connection Ratio limitation...............................................................................................122-4 Components and Feature .........................................................................................................................................132-5 Product Specifications ................................................................................................................................................142-5-1 Outdoor Unit .........................................................................................................................................................142-5-2 Hydro Unit..............................................................................................................................................................162-5-3 Option code of Hydro Unit.............................................................................................................................172-6 Accessory and Option Specifications ..................................................................................................................182-6-1 Controller................................................................................................................................................................182-6-2 Piping .......................................................................................................................................................................192-6-3 Indoor ......................................................................................................................................................................203. Disassembly and Reassembly .........................................................................................................................213-1 Necessary Tools ..............................................................................................................................................................213-2 Disassembly and Reassembly .................................................................................................................................223-2-1 Hydro unit ..............................................................................................................................................................233-2-2 Outdoor Unit.........................................................................................................................................................314. Troubleshooting.............................................................................................................................................................624-1 Error Display ....................................................................................................................................................................624-2 Service Operation .........................................................................................................................................................634-2-1 Special Operation ...............................................................................................................................................634-2-2 TDM PLUS EEPROM Code Tabel....................................................................................................................654-2-3 Wired remote controller error code ............................................................................................................664-3 Troubleshooting by symptoms ..............................................................................................................................684-3-1 Communication error after finishing Tracking .....................................................................................68 PreviousNext |